Inspire Medical Systems, Inc. (INSP) NYSE

Currency In USD

INSP Historical Return

If you invested $1000 in Inspire Medical Systems, Inc. (INSP) since IPO date, it would be worth $1,655.32 as of June 23, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $208.1, while $1000 invested 1 year ago would be worth $318.1. This corresponds to total returns of 65.53%, -79.19%, -68.19%, respectively, with annualized returns of 6.38%, -26.93%, -68.19%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

INSP Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
June 22, 2026	42.3	41.35	41.35	42.61	41.32	700,091
June 18, 2026	41.91	42.61	42.61	42.73	39.73	1.39M
June 17, 2026	41.1	41.12	41.12	43	40.65	559,880
June 16, 2026	41.29	41.39	41.39	42.22	40.96	646,174
June 15, 2026	42.53	41.13	41.13	43	40.56	1.04M
June 12, 2026	42.81	42.7	42.7	44.53	41.76	1.05M
June 11, 2026	41.96	42.44	42.44	42.65	40.65	971,055
June 10, 2026	41.89	42.28	42.28	43.32	41.54	763,564
June 09, 2026	41.86	42.21	42.21	43.03	41.69	604,572
June 08, 2026	40.85	41.94	41.94	42.65	40.59	732,671
June 05, 2026	42.85	41.19	41.19	43.2	41.01	724,782
June 04, 2026	41	42.19	42.19	42.4	41	826,064
June 03, 2026	40.6	40.44	40.44	40.6	38.91	1.14M
June 02, 2026	40.21	40.58	40.58	41.15	39.27	967,406
June 01, 2026	41.24	40.84	40.84	42.78	40.47	1.64M
May 29, 2026	43.01	41.36	41.36	43.7	41.36	1.13M
May 28, 2026	42.23	43.07	43.07	43.84	41.4	921,744
May 27, 2026	42.06	42.22	42.22	43.37	40.99	1.07M
May 26, 2026	43.5	41.99	41.99	43.6	41.96	1.44M
May 22, 2026	42.89	43.84	43.84	44.26	42.6	1.38M
May 21, 2026	43.43	44.74	44.74	44.98	42.16	1.03M
May 20, 2026	42.43	44.14	44.14	44.22	41.21	949,939
May 19, 2026	42.36	42.53	42.53	43.25	40.95	1.02M
May 18, 2026	40.42	41.83	41.83	42.94	40.37	1.54M
May 15, 2026	43.3	40.05	40.05	43.94	39.61	1.68M
May 14, 2026	42.35	42.66	42.66	43.14	41.52	2.34M
May 13, 2026	43.2	41.92	41.92	44.13	41.55	924,878
May 12, 2026	43.86	44.06	44.06	44.69	42.84	963,973
May 11, 2026	43.57	43.35	43.35	45.09	43.03	917,869
May 08, 2026	45.31	44.26	44.26	45.72	43.99	946,159
May 07, 2026	45.81	45.57	45.57	48.32	45.08	1.98M
May 06, 2026	48.02	45.7	45.7	48.4	45.43	1.9M
May 05, 2026	47	48.25	48.25	48.38	44.41	4.49M
May 04, 2026	56.73	54.84	54.84	57.91	53.43	1.55M
May 01, 2026	56.05	56.7	56.7	57.52	55.22	1.09M
April 30, 2026	54.21	56.14	56.14	56.15	52.92	998,998
April 29, 2026	54.77	53.41	53.41	55.24	52.42	747,898
April 28, 2026	55.14	55.11	55.11	56.02	54.8	625,097
April 27, 2026	55.85	55.07	55.07	56.13	54.29	679,903
April 24, 2026	56.15	56.31	56.31	57	55.06	678,055
April 23, 2026	53.73	56.35	56.35	56.9	53.08	1.19M
April 22, 2026	52.8	54.2	54.2	54.34	52.26	471,683
April 21, 2026	56.86	52.03	52.03	57.42	51.63	1.17M
April 20, 2026	56.8	56.97	56.97	58.53	56	596,197
April 17, 2026	56.99	57.59	57.59	58.23	56.37	634,692
April 16, 2026	56.7	56.45	56.45	58.13	55.92	799,762
April 15, 2026	56.83	56.64	56.64	58.98	55.6	739,578
April 14, 2026	54.76	56.83	56.83	56.95	54.34	907,089
April 13, 2026	53.77	54.92	54.92	55.38	53.34	612,964
April 10, 2026	56	54.02	54.02	57.1	52.92	1.39M
April 09, 2026	53	56.69	56.69	58.64	51.53	1.74M
April 08, 2026	55	53.38	53.38	55.89	53.06	786,935
April 07, 2026	54.79	54.42	54.42	55.54	53.29	1.22M
April 06, 2026	56.41	54.14	54.14	57.35	53.75	1.06M
April 02, 2026	52.62	54.99	54.99	55.05	51.28	1M
April 01, 2026	51.71	53.64	53.64	55.38	50.7	1.54M
March 31, 2026	50.47	51.58	51.58	51.86	50.17	871,471
March 30, 2026	50.29	50.41	50.41	50.52	48.3	1.04M
March 27, 2026	50.1	50.13	50.13	50.19	48.78	755,876
March 26, 2026	51.38	50.45	50.45	52.37	50	905,794